| Acqui Terme to Sangeorz-Bai | 798.12 mi (1,284.45 km) |
| Acqui Terme to Sannicolau Mare | 596.60 mi (960.13 km) |
| Acqui Terme to Santana | 640.68 mi (1,031.07 km) |
| Acqui Terme to Satu Mare | 720.80 mi (1,160.01 km) |
| Acqui Terme to Scobinti | 903.00 mi (1,453.24 km) |
| Acqui Terme to Scornicesti | 789.58 mi (1,270.70 km) |
| Acqui Terme to Sebes | 737.90 mi (1,187.54 km) |
| Acqui Terme to Seini | 738.19 mi (1,188.00 km) |
| Acqui Terme to Sfantu-Gheorghe | 844.45 mi (1,359.02 km) |
| Acqui Terme to Sibiu | 765.73 mi (1,232.32 km) |
| Acqui Terme to Sighetu Marmatiei | 768.25 mi (1,236.37 km) |
| Acqui Terme to Sighisoara | 796.90 mi (1,282.49 km) |
| Acqui Terme to Simeria | 710.80 mi (1,143.93 km) |
| Acqui Terme to Sinaia | 834.14 mi (1,342.42 km) |
| Acqui Terme to Slatina | 781.58 mi (1,257.83 km) |
